(NEED HELP)

You buy a cell phone for $95.The sales tax is 6.25%. How much do you pay in all?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?